【発明の名称】磁気記録媒体

Japanese Patent JP2811329

B2

A magnetic recording medium is disclosed. The recording medium comprises a non-magnetic support and a plurality of magnetic layers being provided on a surface of the support, wherein one of the plural magnetic layers comprises a magnetic material comprising a magnetite iron oxide in which the ratio of divalent iron component Fe2+ to a trivalent iron component Fe3+ is 0.13